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CVE-2023-38894

26
FAUCET Score

CVE-2023-38894 is a critical prototype pollution vulnerability in Cronvel Tree-kit versions 0.7.4 and earlier, allowing remote attackers to execute arbitrary code through the extend function. With a CVSS score of 9.8, it presents a severe risk due to its network-based attack vector, low complexity, and high impact on confidentiality, integrity, and availability. While no public exploits, Metasploit modules, or Nuclei templates are currently available, and community discussion is minimal, its high FAUCET Risk Score of 81/100 indicates significant potential for exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
<= 0.7.4CPE matchmatch criteria
cpe:2.3:a:tree_kit_project:tree_kit:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.41%
Probability of exploitation in next 30 days
EPSS Percentile
69.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0141 is in the 57th percentile among its peer group of 36,835 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

npmpatch availablevia ghsa
Product: tree-kitFixed in: 0.7.5

Vendor Advisories (1)

npmGHSA-5p42-m6f3-hpmjcritical

tree-kit Prototype Pollution vulnerability

Aug 17, 2023

References

github.com / cronvel/tree-kit
Product
code-intelligence.com / blog/treekit-prototype-pollution-cve-2023-38894
Exploit